Marsh bedstraw (Galium palustre), Birds foot trefoil (Lotus corniculatus), Creeping buttercup (Ranunculus repens) - Marsh bedstraw has whorled leaves around a square stem, reaching to approx 50cm and small white flowers.
Birds foot trefoil has yellow pea like flowers, when ripe the seed pods look like birds feet. Low growing, the leaves have 5 lobed leaflets two of which are bent back by the stem giving the appearance of 3 lobes like clover.
Creeping buttercup has the bright yellow flowers, divided 3 lobed leaves with frayed edges. It grows by sending out runners.